Determine the unknown length. Round your answer to the nearest tenth, if necessary.

asked Jul 11, 2023 131k views

20 votes

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12 votes

Answer:

Explanation:

a^2+b^2=c^2

a^2+12^2=20^2

144+a^2=400

a^2=256

a=16

Reddish answered Jul 18, 2023

3.4k points

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